feat(ui): add cv application frontend and configuration

src/lib/cv-data.js

@@ -0,0 +1,74 @@
+import defaultData from './cv.json';
+
+export const DEFAULT_DATA = defaultData;
+
+export function validateCV(data) {
+  const errors = [];
+  
+  if (!data.personal) {
+    errors.push('personal is required');
+  } else {
+    if (!data.personal.name?.trim()) errors.push('personal.name is required');
+    if (!data.personal.title?.trim()) errors.push('personal.title is required');
+    if (!data.personal.email?.trim()) errors.push('personal.email is required');
+  }
+  
+  if (!Array.isArray(data.experience)) {
+    errors.push('experience must be an array');
+  }
+  
+  if (!data.skills || typeof data.skills !== 'object') {
+    errors.push('skills must be an object');
+  }
+  
+  if (!Array.isArray(data.education)) {
+    errors.push('education must be an array');
+  }
+  
+  if (!Array.isArray(data.projects)) {
+    errors.push('projects must be an array');
+  }
+  
+  return {
+    valid: errors.length === 0,
+    errors
+  };
+}
+
+export function mergeCVData(base, updates) {
+  return {
+    ...base,
+    ...updates,
+    personal: { ...base.personal, ...updates.personal }
+  };
+}
+
+export function exportToJSON(data) {
+  return JSON.stringify(data, null, 2);
+}
+
+export function importFromJSON(jsonString) {
+  try {
+    const parsed = JSON.parse(jsonString);
+    const validation = validateCV(parsed);
+    if (!validation.valid) {
+      return { success: false, errors: validation.errors };
+    }
+    return { success: true, data: parsed };
+  } catch (e) {
+    return { success: false, errors: [`JSON parse error: ${e.message}`] };
+  }
+}
+
+export function downloadJSON(data, filename = 'cv.json') {
+  const json = exportToJSON(data);
+  const blob = new Blob([json], { type: 'application/json' });
+  const url = URL.createObjectURL(blob);
+  const a = document.createElement('a');
+  a.href = url;
+  a.download = filename;
+  document.body.appendChild(a);
+  a.click();
+  document.body.removeChild(a);
+  URL.revokeObjectURL(url);
+}